Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Kb4 win in 1 half-moves
2 Ka4 draw
3 Ka6 draw
4 Kb1 draw
5 Kb2 draw
6 Kb5 draw
7 Kb6 draw
8 Kc1 draw
9 Kd1 draw
10 Kd2 draw
11 Kb3 loss in 2 half-moves
12 Kc3 loss in 2 half-moves
13 Kd3 loss in 2 half-moves